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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

NVIDIA GeForce RTX 3080 Ti

1080%
1080%

AMD Radeon HD 6950

9%
9%
NVIDIA GeForce RTX 3080 Ti is approximately 1071% faster

Technical Specifications

SpecificationNVIDIA GeForce RTX 3080 TiAMD Radeon HD 6950
Graphics ProcessorDifferent
GA102
Cayman
CoresDifferent
10240
1408
TMUsDifferent
320
88
ROPsDifferent
112
32
Memory SizeDifferent
12 GB
2 GB
Memory TypeDifferent
GDDR6X
GDDR5
Bus WidthDifferent
384 bit
256 bit

Graphics Processor

FeatureNVIDIA GeForce RTX 3080 TiAMD Radeon HD 6950
GPU NameDifferent
GA102
Cayman
GPU VariantDifferent
GA102-225-A1
Cayman PRO(215-0807019)
ArchitectureDifferent
Ampere
TeraScale 3
FoundryDifferent
Samsung
TSMC
Process SizeDifferent
8 nm
40 nm
TransistorsDifferent
28,300 million
2,640 million
DensityDifferent
45.1M / mm²
6.8M / mm²
Die SizeDifferent
628 mm²
389 mm²
Chip PackageDifferent
BGA-3328
N/A

Graphics Card

FeatureNVIDIA GeForce RTX 3080 TiAMD Radeon HD 6950
Release DateDifferent
May 31st, 2021
Dec 14th, 2010
AvailabilityDifferent
Jun 3rd, 2021
N/A
GenerationDifferent
GeForce 30
Northern Islands(HD 6900)
PredecessorDifferent
GeForce 20
Evergreen
SuccessorDifferent
GeForce 40
Southern Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
1,199 USD
299 USD
Bus InterfaceDifferent
PCIe 4.0 x16
PCIe 2.0 x16
ReviewsDifferent
59 in our database
111 in our database

Clock Speeds

FeatureNVIDIA GeForce RTX 3080 TiAMD Radeon HD 6950
Base ClockDifferent
1365 MHz
N/A
Boost ClockDifferent
1665 MHz
N/A
Memory ClockDifferent
1188 MHz19 Gbps effective
1250 MHz5 Gbps effective
GPU ClockDifferent
N/A
800 MHz

Memory

FeatureNVIDIA GeForce RTX 3080 TiAMD Radeon HD 6950
Memory SizeDifferent
12 GB
2 GB
Memory TypeDifferent
GDDR6X
GDDR5
Memory BusDifferent
384 bit
256 bit
BandwidthDifferent
912.4 GB/s
160.0 GB/s

Render Config

FeatureNVIDIA GeForce RTX 3080 TiAMD Radeon HD 6950
Shading UnitsDifferent
10240
1408
TMUsDifferent
320
88
ROPsDifferent
112
32
SM CountDifferent
80
N/A
Tensor CoresDifferent
320
N/A
RT CoresDifferent
80
N/A
L1 CacheDifferent
128 KB (per SM)
8 KB (per CU)
L2 CacheDifferent
6 MB
512 KB
Compute UnitsDifferent
N/A
22

Theoretical Performance

FeatureNVIDIA GeForce RTX 3080 TiAMD Radeon HD 6950
Pixel RateDifferent
186.5 GPixel/s
25.60 GPixel/s
Texture RateDifferent
532.8 GTexel/s
70.40 GTexel/s
FP16 (half)Different
34.10 TFLOPS (1:1)
N/A
FP32 (float)Different
34.10 TFLOPS
2.253 TFLOPS
FP64 (double)Different
532.8 GFLOPS (1:64)
563.2 GFLOPS (1:4)

Board Design

FeatureNVIDIA GeForce RTX 3080 TiAMD Radeon HD 6950
Slot Width
Dual-slot
Dual-slot
LengthDifferent
285 mm11.2 inches
286 mm11.3 inches
HeightDifferent
112 mm4.4 inches
126 mm5 inches
WidthDifferent
40 mm1.6 inches
42 mm1.7 inches
TDPDifferent
350 W
200 W
Suggested PSUDifferent
750 W
550 W
OutputsDifferent
1x HDMI 2.13x DisplayPort 1.4a
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power ConnectorsDifferent
1x 12-pin
2x 6-pin
Board NumberDifferent
PG132 SKU 18
109-C21647-00

Graphics Features

FeatureNVIDIA GeForce RTX 3080 TiAMD Radeon HD 6950
DirectXDifferent
12 Ultimate (12_2)
11.2 (11_0)
OpenGLDifferent
4.6
4.4
OpenCLDifferent
3.0
1.2
VulkanDifferent
1.3
N/A
CUDADifferent
8.6
N/A
Shader ModelDifferent
6.8
5.0

Comparison Summary

7
Specifications Compared
8
Feature Categories
55
Detailed Features

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